Repairing , Testing, Adjusting and Calibration (including Govt Fees) of 4nos of weighbridges of capacity 60 MT and Annual Maintenance Contract incl. providing weighbridge operator for the said weighbridges on temporary basis for 06 months. Repairing , Testing, Adjusting and Calibration (including Govt Fees) of 4nos of weighbridges of capacity 60 MT and Annual Maintenance Contract incl. providing weighbridge operator for the said weighbridges on temporary basis for 06 months.